UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025062112.upa.cvt Date: 1200Z 21 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 21 JUN 25 Station: VVNB WMO ident: 48820 Latitude: 21.02 Longitude: 105.80 Elevation: 6.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1004 6 27.2 24.6 86 2.6 25.3 155 1 300.0 303.6 298.3 358.0 19.75 1 1000 41 26.8 24.2 86 2.6 24.9 155 1 300.0 303.5 298.0 356.7 19.35 2 971 302 24.6 23.1 91 1.5 23.5 149 5 300.3 303.7 297.7 355.0 18.63 3 951 485 25.6 21.9 80 3.7 22.9 145 7 303.1 306.3 297.8 355.5 17.66 4 932 664 24.4 22.1 87 2.3 22.8 141 10 303.6 307.0 298.3 357.9 18.26 5 925 730 24.6 21.1 81 3.5 22.1 140 11 304.5 307.7 297.9 356.0 17.28 6 923 749 24.6 21.0 80 3.6 22.0 140 11 304.7 307.8 297.9 356.0 17.21 7 850 1470 20.0 19.3 96 0.7 19.5 140 9 307.1 310.2 298.2 357.8 16.81 8 835 1624 18.8 18.8 100 0.0 18.8 148 9 307.4 310.5 298.2 357.4 16.58 9 748 2565 13.8 12.8 94 1.0 13.1 199 10 311.8 314.2 296.7 350.3 12.52 10 700 3126 12.2 7.8 74 4.4 9.4 230 11 316.0 317.8 295.7 345.9 9.54 11 699 3138 12.2 7.6 73 4.6 9.3 230 11 316.1 317.9 295.7 345.6 9.42 12 642 3848 8.2 4.1 75 4.1 5.8 217 15 319.4 320.9 295.5 344.9 8.03 13 635 3938 7.4 6.5 94 0.9 6.8 216 16 319.5 321.3 296.6 350.0 9.62 14 634 3951 7.2 6.3 94 0.9 6.6 215 16 319.4 321.2 296.5 349.5 9.50 15 621 4123 7.6 3.3 74 4.3 5.1 212 17 321.7 323.3 296.0 346.9 7.84 16 576 4740 4.2 0.4 76 3.8 2.0 201 20 324.7 326.1 296.0 347.1 6.86 17 555 5042 2.0 -4.0 64 6.0 -1.1 196 22 325.6 326.6 294.9 342.6 5.13 18 534 5353 -0.7 -4.2 77 3.5 -2.5 190 24 326.0 327.0 295.1 343.4 5.26 19 523 5520 0.0 -1.7 88 1.7 -0.9 187 25 328.8 330.1 296.7 350.3 6.48 20 508 5753 -1.5 -2.2 95 0.7 -1.9 182 26 329.7 331.0 296.9 351.1 6.43 21 500 5880 -2.1 -3.6 89 1.5 -2.9 180 27 330.5 331.7 296.7 350.2 5.88 22 449 6726 -6.7 -7.2 96 0.5 -7.0 178 20 335.0 336.0 297.1 352.0 4.97 23 415 7337 -9.7 -10.3 95 0.6 -10.0 176 15 338.8 339.7 297.4 353.5 4.21 24 400 7620 -10.9 -11.9 92 1.0 -11.3 175 13 340.8 341.6 297.5 354.4 3.85 25 300 9780 -25.1 -27.3 82 2.2 -25.6 165 7 350.0 350.3 297.7 355.2 1.36 26 292 9975 -26.5 -29.0 79 2.5 -27.1 169 7 350.7 351.0 297.8 355.3 1.19 27 250 11070 -35.1 -38.7 70 3.6 -35.6 195 9 353.9 354.0 297.9 356.1 0.54 28 233 11559 -38.7 -43.1 63 4.4 -39.2 160 10 355.6 355.7 298.1 357.1 0.36 29 217 12044 -42.7 -45.8 72 3.1 -43.0 125 10 356.7 356.8 298.3 358.0 0.29 30 200 12590 -47.7 -51.9 62 4.2 -47.9 85 11 357.2 357.3 298.3 357.9 0.16 31 196 12723 -48.7 -54.7 50 6.0 -49.0 83 11 357.7 357.7 298.4 358.2 0.12 32 173 13526 -56.7 -60.3 64 3.6 -56.8 72 10 357.5 357.5 298.2 357.8 0.07 33 160 14014 -61.5 -67.5 45 6.0 -61.6 66 9 357.5 357.5 298.2 357.6 0.03 34 150 14410 -64.9 -67.1 74 2.2 -64.9 60 9 358.3 358.3 298.4 358.4 0.03 35 147 14533 -65.9 -67.7 78 1.8 -65.9 60 11 358.6 358.6 298.4 358.8 0.03 36 130 15265 -72.7 -78.7 40 6.0 -72.7 62 21 359.3 359.3 298.5 359.3 0.01 37 120 15731 -75.7 -82.7 32 7.0 -75.7 63 28 362.1 362.1 299.1 362.1 0.00 38 107 16386 -79.7 -84.7 43 5.0 -79.7 64 38 366.6 366.6 299.9 366.6 0.00 39 100 16770 -78.9 -83.9 44 5.0 -78.9 65 44 375.3 375.3 301.5 375.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5839.00 m Freezing level: 539.44 mb = 5272.52 m = 17298.07 ft Freezing level: 523.00 mb = 5520.13 m = 18110.43 ft Freezing level: 523.00 mb = 5520.13 m = 18110.43 ft Wetbulb zero: 562.39 mb = 4934.75 m = 16189.91 ft Precipitable water: 2.78 inches Sfc-500 mean rel hum: 84.00 % Est. max temperature: 34.16 C = 93.49 F Sfc-Lift cond lev (LCL): 967.29 mb = 335.37 m = 1100.27 ft T: 24.78 C 700-500 lapse rate: 5.19 C/km ThetaE index: 12.83 C Layer 835.0- 635.0 mb Conv cond level (CCL): 861.69 mb = 1350.47 m = 4430.63 ft Mean mixing ratio: 18.16 g/kg Conv temperature: 33.89 C = 93.01 F Cap Strength: 2.42 C Lifted Index: -1.24 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.02 C Lifted Index @700 mb: -0.01 C Showalter Index: -1.77 C Risk: Thunderstorms probable Total Totals Index: 43.50 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 21.40 C K Index: 37.00 Risk: > 80 % chance of thunderstorms Sweat Index: 276.60 Risk: None Energy Index: -1.57 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 225.92 J/kg Max Up Vert Vel: 21.26 m/s Conv Inhibition (B-): 54.40 J/kg Cap Strength: 2.42 C Lift Cond Lev (LCL): 916.83 mb = 807.82 m = 2650.30 ft Lev Free Conv (LFC): 811.83 mb = 1864.85 m = 6118.20 ft Equ Level (EL): 291.83 mb = 9978.73 m = 32738.22 ft B at Equ Level: 224.96 J/kg Max Parcel Lev (MPL): 131.83 mb = 15182.11 m = 49809.48 ft Wind level data Storm motion: 216 at 11 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1004 6 155 1 -0.4 0.9 | 41 10 -6.6 -7.7 1 1000 41 155 1 -0.4 0.9 | 41 10 -6.6 -7.7 2 925 730 140 11 -7.1 8.4 | 89 13 -13.2 -0.2 3 850 1470 140 9 -5.8 6.9 | 82 12 -11.9 -1.7 4 700 3126 230 11 8.4 7.1 | 304 3 2.3 -1.5 5 500 5880 180 27 0.0 27.0 | 161 19 -6.2 18.4 6 400 7620 175 13 -1.1 13.0 | 121 8 -7.3 4.4 7 300 9780 165 7 -1.8 6.8 | 77 8 -8.0 -1.8 8 250 11070 195 9 2.3 8.7 | 91 4 -3.8 0.1 9 200 12590 85 11 -11.0 -1.0 | 61 20 -17.1 -9.6 10 150 14410 60 9 -7.8 -4.5 | 47 19 -14.0 -13.1 11 100 16770 65 44 -39.9 -18.6 | 59 53 -46.0 -27.2 Wind Parameters Mean winds (0-6000m): 185.6 at 14.1 knts Storm direction: 215.6 at 10.6 knts Shear (0-3000m) pos: 2.4 neg: 1.6 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): -101.7 deg Storm rel helicity (0-3000m) pos: 32.8 neg: -4.4 tot: 28.4 m^2/s^2 ave: 9.5 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 2.3 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 13.56 Bulk Shear: 16.67 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 146 4 59 10| 0.0 7.0 7.0| 17.0 0.0 17.0 34.0 0.95| 7.0 6.7 1000 141 7 74 11| 0.0 4.8 4.8| 23.8 -1.5 22.3 22.3 0.78| 5.4 4.2 1500 140 8 78 11| 0.4 3.2 3.6| 24.0 -4.4 19.6 13.1 0.62| 4.1 2.5 2000 145 8 80 11| 1.3 2.4 3.7| 30.2 -4.4 25.8 12.9 0.59| 4.2 2.5 2500 153 9 85 10| 2.0 1.9 3.9| 32.5 -4.4 28.1 11.3 0.53| 4.4 2.3 3000 164 9 90 9| 2.4 1.6 4.0| 32.8 -4.4 28.4 9.5 0.50| 4.6 2.3 4000 184 10 104 6| 1.8 1.7 3.5| 32.9 -9.2 23.8 5.9 0.24| 4.4 1.1 5000 190 12 127 5| 1.4 2.2 3.7| 32.9 -20.2 12.7 2.5 0.08| 4.4 0.4 6000 186 14 139 7| 1.2 2.5 3.7| 32.9 -43.3 -10.4 -1.7 -0.04| 4.4 -0.2 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250621.12.gif